Perhaps you should try some spelling variations:
"coder coder propagation system programming" » "coder coder propagation systems programming" (Expand search), "coder coder propagation stem programming" (Expand search), "coder coder propagation nested programming" (Expand search), "coder coder propagation based programming" (Expand search), "coder coder propagation cortex programming" (Expand search), "coder mode propagation system programming" (Expand search), "coder model propagation system programming" (Expand search), "coder modes propagation system programming" (Expand search), "coder decoder propagation system programming" (Expand search), "code code propagation system programming" (Expand search), "decoder codec propagation system programming" (Expand search)
"api python python python programming" » "api pythons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pitons python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("coder coder propagation system programming") OR ("api python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder propagation system programming\") OR (\"api python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder propagation system programming ) OR ( api python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder propagation system programming") OR ("api python python python programming"))*.